>> melissa, first of all these energy sources will be vital for the united states's energy future. nuclear has incredibly important role to play in that. across the world you will see countries who have explored into a renewables are coming back to nuclear little by little. overall, having the stable, safe, reliable base load source will be important. it has to be there 24 hours a day, seven days a week. melissa: are you still seeing the investment though? you're in the business of, you know, supplying reactors and utilities. are you still seeing the same amount of demand? >> we're building eight units around the world right now. that is eight more than we were ten years ago. so the interest in nuclear is still very strong. we have created over 200,000 jobs in the united states right now in the nuclear industry. and it is still growing. melissa: a lot of people focus on the nuclear waste issue. when you talk about carbon emissions obviously nuclear stacks up in a great way and is a clean energy but it is all about what happens when you're done with the waste. in france they recycle